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1965
1965 to 1970
1965
1965
A 9.5 hp Johnson outboard, model MQ-11 is a 1965 year model.
50 to 1 ratio
A Johnson model FD-19D is a 1965 18 hp outboard.
I've got the same motor. Mine is from 1965.
1964 or 1965
Johnson and Evinrude outboards manufactured prior to 1965 require a 24:1 ratio.
Evinrude and Johnson outboards prior to 1965, require a 24:1 ratio, so the 64 model would be a 24:1 fuel to 2 cycle oil mix.
It is a 1965 Model year 90hp